HARAX® M8-S Straight Circular Connectors. HARAX® quick connection universal technology is an ideal solution for the in situ assembly of M12 connectors and does not require the use of special tools. IP 67 protection Termination cycles 10 (with same cross section) Cable diameters 2.5 5.1 mm Conductor diameters 1 1.6 mm (26 - 22 AWG)